Style of conversation in story of Joseph has unique style. Although it was a part of surah in the Holy Quran, but the characteristics seems like a drama texts. It recited completely in a single surah named Surah Yusuf (Joseph), it's different if we compare it with other stories of prophets like Moses, Noah, Abraham etc. that separately recited in many different surah. That's what made the researcher want to analyze about how the stylistics characteristics of conversation in the story of Joseph.

The research was descriptive qualitative research, and it used stylistics theory as an approach. The source of data of this research is surah Yusuf, and the data is the conversations are exist in the surah Yusuf. The researcher started to analyze the data by categorizing the conversations are had an accord form with Jumlah Khobariah theory. And by using the method, the research can answer: 1) How the conversation style between the actors in the story of Joseph?; 2) What the function of preference of sentences (Jumlah khobariah) in the conversations in story of Joseph?.

This research took a concern in preference of sentences, and focusing in declarative/informative sentences theory (Jumlah khobariah), that is a kind of the Arabic stylistics theory. The researcher specifically analyze the data by using Jumlah Khobariah Inkariyah as an approach. Khobariah Inkariah (خبرية إنكارية) is a sentence it may contain between honest information or lie information, so the listeners of the sentence can ask the speaker "Are you lie or honest in that information?". And because it's Inkariyah, so there are more than one emphasis tools (آداة التوكيد) installed in every sentences.

The results of this research: there are 14 sentences with khobariah inkariyah forms. And it divided in to the two, according to the positions of sentences when it spoken. 5 sentences are in the beginning of spoken, and the last 9 are in the late of spoken. But, there are no relations between the positions and the functions of sentences, in the context of spoken. Contexts the only one what caused the functions of sentences identifiable. And the functions of the sentences are, 1) to argue by using the sentence; 2) to make the listener trust the speaker; 3) to deny or refuse; 4) to deny the sentences are before; 5) to charge; 6) to give information; 7) to show disbelief, or negation